Find the first and third partial sums, s1 and s3, for the sequencean = 
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Answer: A
Mathematics
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Find the vertices and foci of the ellipse.36x2 + 100y2 = 3600
A. Vertices: (±36, 0); Foci: (±8, 0) B. Vertices: (0, ±10); Foci: (0, ±8) C. Vertices: (0, ±36); Foci: (0, ±10) D. Vertices: (±10, 0); Foci: (±8, 0)
Mathematics
Evaluate the expression.[(-6)(-4)] - 18
A. -42 B. -6 C. 42 D. 6
Mathematics
Find dy/dx by implicit differentiation.x4/3 + y4/3 = 1
A. 
1/3
B. 
1/3
C. - 
1/3
D. - 
1/3
Mathematics
Add or subtract. Express the answer as a mixed number.
A. 29
B. 18
C. 31
D. 30
Mathematics